Răspuns :
(ax3:4)+(24x36)=954
(a×3:4)+864=954
a×3:4=954-864
a×3/4=90
a=90/1 : 3/4
a=90/1 ×4/3
a=30×4 totul supra/1×1
a=120/1
a =120
PROBA
(ax3:4)+(24x36)=954
(120×3:4)+(24×36)=
=(360:4)+864=
=90+864=
=954 ( adevarat )
(a×3:4)+864=954
a×3:4=954-864
a×3/4=90
a=90/1 : 3/4
a=90/1 ×4/3
a=30×4 totul supra/1×1
a=120/1
a =120
PROBA
(ax3:4)+(24x36)=954
(120×3:4)+(24×36)=
=(360:4)+864=
=90+864=
=954 ( adevarat )